| Date | IP Address |
| 2023-11-14 | 54.250.51.222 (ClassC) |
| 2024-05-18 | 35.79.196.165 (ClassC) |
| 2024-07-02 | 52.194.178.80 (ClassC) |
| 2024-08-02 | 35.76.1.54 (ClassC) |
| 2024-08-22 | 35.75.253.137 (ClassC) |
| 2024-10-05 | 57.181.158.134 (ClassC) |
| 2024-10-22 | 54.199.51.181 (ClassC) |
| 2024-11-16 | 54.250.32.138 (ClassC) |
| 2024-12-23 | 35.78.129.106 (ClassC) |
| 2025-01-15 | 13.113.210.27 (ClassC) |
| Date | Domain | IP |
| cdn.yui-en.jp | 2024-02-14 | 52.84.162.12 |
| dev.cdn.yui-en.jp | 2024-07-18 | 18.161.6.68 |